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Comparison of perceptual responses between different upper-body sprint interval exercise protocols.

Douglas Popp Marin¹, Todd Anthony Astorino², Felipe Martinatto³

¹Interdisciplinary Post-graduate Program in Health Science, CBS, Cruzeiro do Sul University, São Paulo, Brazil; Graduation Program in Physical Education, Methodist University of São Paulo, São Bernardo do Campo, SP, Brazil.

Physiology & Behavior

|July 26, 2019

Summary

Upper-body sprint interval exercise (SIE) protocols with matched work and rest periods yield similar perceptual responses. Exercise intensity tolerance can predict changes in affective valence during SIE, influencing future intentions.

Keywords:

Affective valence Interval training Physical activity enjoyment Tolerance Upper-body exercise

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Area of Science:

Exercise Physiology
Sports Science
Human Kinetics

Background:

Sprint interval exercise (SIE) is an effective training method.
Perceptual responses during SIE are crucial for adherence and performance.
Limited research exists on upper-body SIE perceptual responses with matched work/rest ratios.

Purpose of the Study:

To compare perceptual responses to three upper-body SIE protocols with identical work-to-rest ratios (1:3) and total work.
To investigate the influence of exercise intensity tolerance on affective valence during SIE.
To examine the mediating role of self-efficacy in the relationship between affective valence and future exercise intentions.

Main Methods:

Fourteen active men completed three all-out battling rope SIE protocols: P10:30, P15:45, and P30:90.
During exercise, affective valence (FS), arousal (FAS), rating of perceived exertion (RPE), and heart rate (HR) were measured.
Post-exercise, enjoyment, self-efficacy, and intentions were assessed.

Main Results:

All protocols elicited similar progressive increases in FAS, RPE, and HR, and a decline in FS, without significant protocol differences.
Affective valence decreased across all protocols, with no significant differences between them.
Enjoyment, self-efficacy, and intention did not differ between protocols; however, exercise intensity tolerance moderated the FS-RPE relationship, and self-efficacy mediated the FS-intention link.

Conclusions:

Upper-body SIE protocols with matched volume and a 1:3 work-to-rest ratio produce comparable perceptual responses.
Individual tolerance to exercise intensity may predict affective valence fluctuations during SIE.
Self-efficacy plays a key role in linking affective responses to future exercise intentions in upper-body SIE.